Description Cartridge Capacity Cartridge Diameter in. (mm) Length in. (mm) Net Wt. oz. (g) 1/10 gallon2 (51)8-1/2 (216)25 (709) Malco Work. Perform. Outlast. Customer brand loyalty, carefully cultivated over the past 70 years, reflects Malco’s commitment to innovative, dependable, high-performance hand tools and accessories for specialized markets in the heating, ventilation, air-conditioning, and refrigeration (HVACR) industry; exterior remodeling field, including roofing, siding, and gutter installation; fence, deck, and rail installation; and auto body repair. We manufacture work saving products that make the tough jobs easier. See Malco Tools in Action!